Signal transmission method, apparatus, device, and computer storage medium

Abstract

Provided are a signal transmission method and apparatus, a device, and a computer storage medium. A method for sending a measurement reference signal includes: determining parameter information of the measurement reference signal according to received signaling information and/or a pre-negotiated parameter determination rule; and sending the measurement reference signal according to the determined parameter information.

What is claimed is: 
     
       1. A method for receiving a measurement reference signal, comprising:
 receiving, by a first communication node, third signaling information sent by a second communication node, wherein the third signaling information comprises information about an interference measurement resource; 
 wherein an intersection between a parameter type set comprised in the information about the interference measurement resource and a parameter type set for determining a pattern of an uplink sounding reference signal (SRS) is non-empty; 
 determining, by the first communication node, an interference measurement resource according to the information about the interference measurement resource; 
 receiving, by the first communication node, an uplink measurement reference signal sent by a third communication node on the interference measurement resource; and 
 sending, by the first communication node, channel state report information to the second communication node based on the received uplink measurement reference signal. 
 
     
     
       2. The method of  claim 1 , wherein the third signaling information further comprises at least one of:
 type information of the interference measurement resource which at least comprises a first-type interference measurement resource and a second-type interference measurement resource; 
 type information of a non-zero power (NZP)-interference measurement resource which at least comprises a first-type NZP-interference measurement resource and a second-type NZP-interference measurement resource; 
 pattern type selection information corresponding to the interference measurement resource; 
 information about a group of time domain symbols occupied by the interference measurement resource in one time unit; 
 information about a repetition factor of the interference measurement resource; 
 a frequency-hopping parameter of the interference measurement resource; or 
 information about a multi-level bandwidth structure of the interference measurement resource. 
 
     
     
       3. The method of  claim 2 , further comprising at least one of:
 receiving, by the first communication node on the first-type interference measurement resource, no uplink signal sent by the third communication node; 
 receiving, by the first communication node, a signal on the first-type interference measurement resource, wherein an intersection between a resource occupied by the first-type interference measurement resource and a resource occupied by the signal sent by the third communication node to the first communication node is empty; 
 receiving, by the first communication node, a downlink measurement reference signal on the first-type interference measurement resource; or 
 receiving, by the first communication node, a downlink measurement reference signal sent by the second communication node on the first-type interference measurement resource. 
 
     
     
       4. The method of  claim 2 , further comprising at least one of:
 receiving, by the first communication node, on the second-type interference measurement resource an uplink signal sent by the third communication node; 
 receiving, by the first communication node, an uplink measurement reference signal on the second-type interference measurement resource; 
 receiving, by the first communication node, a non-zero power sounding reference signal (NZP-SRS) on the second-type interference measurement resource; 
 receiving, by the first communication node, no downlink measurement reference signal sent by the second communication node on the second-type interference measurement resource; 
 receiving, by the first communication node, no downlink signal on the second-type interference measurement resource; or 
 receiving, by the first communication node, a signal on the second-type interference measurement resource, wherein an intersection between a resource occupied by the second-type interference measurement resource and a resource occupied by a signal between the first communication node and the second communication node is empty. 
 
     
     
       5. The method of  claim 2 , wherein the pattern type selection information corresponding to the interference measurement resource is used for indicating a selection between an uplink measurement reference signal pattern and a downlink measurement reference signal pattern. 
     
     
       6. The method of  claim 2 , wherein the first-type NZP-interference measurement resource is an NZP-CSI-RS, and the second-type NZP-interference measurement resource is an NZP-SRS. 
     
     
       7. The method of  claim 1 , further comprising:
 sending, by the first communication node, fourth signaling information to the third communication node, wherein the fourth signaling information is used for instructing the third communication node to send a second signal; 
 wherein an intersection between a resource occupied by the second signal and the resource occupied by the interference measurement resource is non-empty, and the occupied resource comprises at least one of a time domain resource, a frequency domain resource, a code domain resource, or a spatial domain resource. 
 
     
     
       8. The method of  claim 1 , wherein the parameter type set comprised in the third signaling information comprises at least one of:
 a number of ports, a comb offset, information about a time domain symbol in one time unit, information about a time domain unit of frequency-hopping, frequency domain information, a frequency domain offset of a multi-level bandwidth structure, information about frequency-hopping, information about a sequence group hopping or a sequence number hopping, a sequence generation parameter, or selection information of a pattern type of the interference measurement reference signal; 
 wherein the pattern type comprises the uplink reference signal pattern and a downlink reference signal pattern. 
 
     
     
       9. The method of  claim 1 , further comprising:
 receiving, by the first communication node, a signal on the interference measurement resource sent by a third communication node; 
 wherein the third communication node satisfies at least one of following characteristics: 
 the third communication node is a communication node that accesses the first communication node; 
 the third communication node is a communication node in a connected state and under coverage of the first communication node; 
 the first communication node sends downlink control signaling to the third communication node; 
 the first communication node sends dedicated downlink control signaling information to the third communication node; or 
 the third communication node receives the third signaling information and sends the first signal to the first communication node on the interference measurement resource. 
 
     
     
       10. The method of  claim 1 , further comprising: sending, by the first communication node, channel state report information to the second communication node, wherein the channel state report information corresponds to CI 1  interference measurement resources, wherein CI 1  is a positive integer greater than or equal to 1. 
     
     
       11. A method for receiving channel state report information, comprising:
 sending, by a second communication node, third signaling information to a first communication node, wherein the third signaling information comprises information about an interference measurement resource, the first communication node is configured to determine an interference measurement resource according to the information about an interference measurement resource and to receive an uplink measurement reference signal sent by a third communication node on the interference measurement resource determined according to the information about an interference measurement resource; 
 wherein an intersection between a parameter type set comprised in the information about the interference measurement resource and a parameter type set for determining a pattern of an uplink sounding reference signal (SRS) is non-empty; and 
 receiving, by the second communication node, a-channel state report information sent by the first communication node based on the uplink measurement reference signal. 
 
     
     
       12. The method of  claim 11 , wherein the third signaling information further comprises at least one of:
 type information of the interference measurement resource which at least comprises a first-type interference measurement resource and a second-type interference measurement resource; 
 type information of a non-zero power (NZP)-interference measurement resource which at least comprises a first-type NZP-interference measurement resource and a second-type NZP-interference measurement resource; 
 pattern type selection information corresponding to the interference measurement resource; 
 information about a group of time domain symbols occupied by the interference measurement resource in one time unit; 
 information about a repetition factor of the interference measurement resource; 
 a frequency-hopping parameter of the interference measurement resource; or 
 information about a multi-level bandwidth structure of the interference measurement resource. 
 
     
     
       13. The method of  claim 11 , wherein the parameter type set comprised in the third signaling information comprises at least one of:
 a number of ports, a comb offset, information about a time domain symbol in one time unit, information about a time domain unit of frequency-hopping, frequency domain information, a frequency domain offset of a multi-level bandwidth structure, information about frequency-hopping, information about a sequence group hopping or a sequence number hopping, a sequence generation parameter, or selection information of a pattern type of an interference measurement reference signal; 
 wherein the pattern type comprises the uplink reference signal pattern and a downlink reference signal pattern. 
 
     
     
       14. An apparatus for receiving a measurement reference signal, applied to a first communication node, comprising: a processor and a storage device, wherein the storage device stores processor-executable programs, and wherein the processor, when executing the processor-executable programs, performs:
 receiving, third signaling information sent by a second communication node, wherein the third signaling information comprises information about an interference measurement resource; 
 wherein an intersection between a parameter type set comprised in the information about the interference measurement resource and a parameter type set for determining a pattern of an uplink sounding reference signal (SRS) is non-empty; 
 determining, an interference measurement resource according to the information about the interference measurement resource; 
 receiving, an uplink measurement reference signal sent by a third communication node on the interference measurement resource; and 
 sending, channel state report information to the second communication node based on the received uplink measurement reference signal. 
 
     
     
       15. The apparatus of  claim 14 , wherein the third signaling information comprises at least one of:
 type information of a non-zero power (NZP)-interference measurement resource which at least comprises a first-type NZP-interference measurement resource and a second-type NZP-interference measurement resource; 
 pattern type selection information corresponding to the interference measurement resource; 
 information about a group of time domain symbols occupied by the interference measurement resource in one time unit; 
 information about a repetition factor of the interference measurement resource; 
 a frequency-hopping parameter of the interference measurement resource; or 
 information about a multi-level bandwidth structure of the interference measurement resource. 
 
     
     
       16. The apparatus of  claim 7  wherein the parameter type set comprised in the third signaling information comprises at least one of:
 a number of ports, a comb offset, information about a time domain symbol in one time unit, information about a time domain unit of frequency-hopping, frequency domain information, a frequency domain offset in a multi-level bandwidth structure, information about frequency-hopping, information about a sequence group hopping or a sequence number hopping, a sequence generation parameter, or selection information of a pattern type of an interference measurement reference signal; 
 wherein the pattern type comprises an uplink reference signal pattern and a downlink reference signal pattern. 
 
     
     
       17. The apparatus of  claim 14 , wherein the third signaling information further comprises at least one of:
 type information of the interference measurement resource which at least comprises a first-type interference measurement resource and a second-type interference measurement resource; 
 type information of a non-zero power (NZP)-interference measurement resource which at least comprises a first-type NZP-interference measurement resource and a second-type NZP-interference measurement resource; 
 pattern type selection information corresponding to the interference measurement resource; 
 information about a group of time domain symbols occupied by the interference measurement resource in onetime unit; 
 information about a repetition factor of the interference measurement resource; 
 
       a frequency-hopping parameter of the interference measurement resource; or
 information about a multi-level bandwidth structure of the interference measurement resource. 
 
     
     
       18. The apparatus of  claim 17 , wherein the processor, when executing the processor-executable programs, further performs at least one of:
 receiving on the first-type interference measurement resource, no uplink signal sent by the third communication node; 
 receiving a signal on the first-type interference measurement resource, wherein an intersection between a resource occupied by the first-type interference measurement resource and a resource occupied by the signal sent by the third communication node to the first communication node is empty; 
 receiving a downlink measurement reference signal on the first-type interference measurement resource; or 
 receiving a downlink measurement reference signal sent by the second communication node on the first-type interference measurement resource. 
 
     
     
       19. The apparatus of  claim 17 , wherein the processor, when executing the processor-executable programs, further performs at least one of:
 receiving on the second-type interference measurement resource an uplink signal sent by the third communication node; 
 receiving an uplink measurement reference signal on the second-type interference measurement resource; 
 receiving a non-zero power sounding reference signal (NZP-SRS) on the second-type interference measurement resource; 
 receiving no downlink measurement reference signal sent by the second communication node on the second-type interference measurement resource; 
 receiving no downlink signal on the second-type interference measurement resource; or 
 receiving a signal on the second-type interference measurement resource, wherein an intersection between a resource occupied by the second-type interference measurement resource and a resource occupied by a signal between the first communication node and the second communication node is empty.